Autumn 2025 Solar Update

What’s new in UK solar right now: export tariff trends, tax reliefs that cut install costs, smart-tariff notes, and regional business grant highlights.

1) SEG export rates: headline numbers to know

Smart Export Guarantee (SEG) rates remain competitive, with top offers reaching around 25p/kWh depending on supplier and tariff type. If you have a battery, pairing with

2) Zero VAT on domestic solar & batteries continues

The UK’s zero VAT on installing eligible energy-saving materials — including battery storage (since 1 Feb 2024) — runs until 31 March 2027. This keeps upfront costs lower and brings faster payback for solar + battery systems.

3) Smart tariffs to watch

• Octopus Flux: designed for homes with solar + batteries, with different import/export rates across the day including peak export windows.
• Cosy Octopus: heat-pump-friendly three-rate tariff with 8 hours of cheaper power daily — handy if you’re planning to add a heat pump alongside solar.

Tariff availability and prices vary by region and can change — always check current rates before switching.

4) Deployment is still rising

Official solar PV deployment statistics continue to show growth in installed capacity across the UK in 2025, reflecting strong homeowner and business interest.

5) Business angle: local grant highlights

If you’re a Staffordshire-area business, there are periodic funds and local programmes that support energy efficiency and carbon reduction. Eligibility and windows change — get in touch and we’ll help review the latest options.

What this means for homeowners

• Better returns by timing exports and using battery storage with suitable tariffs.
• Lower upfront costs thanks to zero VAT on installs until 31 March 2027.
• Future-proofing if you plan to add EV charging or a heat pump.

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